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Atherosclerosis of the carotid artery increases stroke risk. Atherosclerosis assessment with MRI requires multimodal and multidimensional segmentation of the carotid artery, reproducible extraction of biomarkers, and the visualization of…

图像与视频处理 · 电气工程与系统科学 2026-03-24 Hinrich Rahlfs , Markus Hüllebrand , Sebastian Schmitter , Jonathan Andrae , Christoph Strecker , Andreas Harloff , Anja Hennemuth

In this paper, we propose a numerical strategy to define a multiscale analysis for color and multicomponent images based on the representation of data on a graph. Our approach consists in computing the graph of an image using the…

计算机视觉与模式识别 · 计算机科学 2015-10-28 Mohamed Malek , David Helbert , Philippe Carre

We present a semi-supervised domain adaptation framework for brain vessel segmentation from different image modalities. Existing state-of-the-art methods focus on a single modality, despite the wide range of available cerebrovascular…

图像与视频处理 · 电气工程与系统科学 2024-03-28 Francesco Galati , Daniele Falcetta , Rosa Cortese , Barbara Casolla , Ferran Prados , Ninon Burgos , Maria A. Zuluaga

Enhancing the precision of segmenting coronary atherosclerotic plaques from CT Angiography (CTA) images is pivotal for advanced Coronary Atherosclerosis Analysis (CAA), which distinctively relies on the analysis of vessel cross-section…

图像与视频处理 · 电气工程与系统科学 2025-01-15 Ziheng Zhang , Zihan Li , Dandan Shan , Yuehui Qiu , Qingqi Hong , Qingqiang Wu

In this paper, we present a novel workflow consisting of algebraic algorithms and data structures for fast and topologically accurate conversion of vector data models such as Boundary Representations into voxels (topological voxelization);…

图形学 · 计算机科学 2023-09-28 Pirouz Nourian , Shervin Azadi

Background: We previously presented GraphVar as a user-friendly MATLAB toolbox for comprehensive graph analyses of functional brain connectivity. Here we introduce a comprehensive extension of the toolbox allowing users to seamlessly…

Automated segmentation of left ventricular cavity (LVC) in temporal cardiac image sequences (multiple time points) is a fundamental requirement for quantitative analysis of its structural and functional changes. Deep learning based methods…

图像与视频处理 · 电气工程与系统科学 2024-12-18 Yuyu Guo , Lei Bi , Zhengbin Zhu , David Dagan Feng , Ruiyan Zhang , Qian Wang , Jinman Kim

Automatically labeling intracranial arteries (ICA) with their anatomical names is beneficial for feature extraction and detailed analysis of intracranial vascular structures. There are significant variations in the ICA due to natural and…

计算机视觉与模式识别 · 计算机科学 2020-07-30 Li Chen , Thomas Hatsukami , Jenq-Neng Hwang , Chun Yuan

The presence of plaques in the coronary arteries is a major risk to the patients' life. In particular, non-calcified plaques pose a great challenge, as they are harder to detect and more likely to rupture than calcified plaques. While…

Objective: This paper proposes a novel approach for automatic left ventricle (LV) quantification using convolutional neural networks (CNN). Methods: The general framework consists of one CNN for detecting the LV, and another for tissue…

计算机视觉与模式识别 · 计算机科学 2018-12-17 Ariel H. Curiale , Flavio D. Colavecchia , German Mato

Fully automatic cardiac segmentation can be a fast and reproducible method to extract clinical measurements from an echocardiography examination. The U-Net architecture is the current state-of-the-art deep learning architecture for medical…

图像与视频处理 · 电气工程与系统科学 2024-10-28 Gilles Van De Vyver , Sarina Thomas , Guy Ben-Yosef , Sindre Hellum Olaisen , Håvard Dalen , Lasse Løvstakken , Erik Smistad

Coronary angiography is considered to be a safe tool for the evaluation of coronary artery disease and perform in approximately 12 million patients each year worldwide. [1] In most cases, angiograms are manually analyzed by a cardiologist.…

计算机视觉与模式识别 · 计算机科学 2017-06-07 Stanislav Filippov , Arsenii Moiseev , Andronenko Andrey

Recent developments in computer vision have enabled the availability of segmented images across various domains, such as medicine, where segmented radiography images play an important role in diagnosis-making. As prediction problems are…

统计方法学 · 统计学 2025-08-22 Issam-Ali Moindjié , Marie-Hélène Descary , Cédric Beaulac

Cherenkov imaging enables real-time visualization of megavoltage X-ray or electron beam delivery to the patient during Radiation Therapy (RT). Bio-morphological features, such as vasculature, seen in these images are patient-specific…

图像与视频处理 · 电气工程与系统科学 2024-09-10 Shiru Wang , Yao Chen , Lesley A. Jarvis , Yucheng Tang , David J. Gladstone , Kimberley S. Samkoe , Brian W. Pogue , Petr Bruza , Rongxiao Zhang

The morphological attributes of retinal vessels, such as length, width, tortuosity and branching pattern and angles, play an important role in diagnosis, screening, treatment, and evaluation of various cardiovascular and ophthalmologic…

图像与视频处理 · 电气工程与系统科学 2019-11-25 Zhengyuan Liu

Multi-view echocardiographic sequences segmentation is crucial for clinical diagnosis. However, this task is challenging due to limited labeled data, huge noise, and large gaps across views. Here we propose a recurrent aggregation learning…

图像与视频处理 · 电气工程与系统科学 2019-07-29 Ming Li , Weiwei Zhang , Guang Yang , Chengjia Wang , Heye Zhang , Huafeng Liu , Wei Zheng , Shuo Li

Identifying cerebral cortex layers is crucial for comparative studies of the cytoarchitecture aiming at providing insights into the relations between brain structure and function across species. The absence of extensive annotated datasets…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Valentina Vadori , Antonella Peruffo , Jean-Marie Graïc , Giulia Vadori , Livio Finos , Enrico Grisan

While most previous automation-assisted reading methods can improve efficiency, their performance often relies on the success of accurate cell segmentation and hand-craft feature extraction. This paper presents an efficient and totally…

计算机视觉与模式识别 · 计算机科学 2019-12-17 Yao Xiang , Wanxin Sun , Changli Pan , Meng Yan , Zhihua Yin , Yixiong Liang

We present a novel method for characterizing the microstructure of a material from volumetric datasets such as 3D image data from computed tomography (CT). The method is based on a new statistical model for the distribution of voxel…

材料科学 · 物理学 2021-01-06 Elise Otterlei Brenne , Vedrana Andersen Dahl , Peter Stanley Jørgensen

Assessing coronary artery plaque segments in coronary CT angiography scans is an important task to improve patient management and clinical outcomes, as it can help to decide whether invasive investigation and treatment are necessary. In…

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